Changes in our current and non-current receivables allowance for the quarters and years to date ended September 30, 2012 and 2011 were as follows:


	Balance, Beginning of Period		Charges to Expense ⁽¹⁾		Amounts Written-off			Balance, End of Period
	(Dollars in thousands)
For the quarter ended September 30, 2012	$	53,687	$	11,190	$	(15,406	)	$	49,471

For the quarter ended September 30, 2011	$	78,048	$	14,078	$	(22,045	)	$	70,081

For the year to date ended September 30, 2012	$	64,953	$	29,000	$	(44,482	)	$	49,471

For the year to date ended September 30, 2011	$	90,939	$	40,926	$	(61,784	)	$	70,081

(1)	Charges to expense include an offset for recoveries of amounts previously written off of $2.4 million and $2.1 million for the quarters ended September 30, 2012 and 2011, respectively, and $7.5 million and $8.0 million for the years to date ended September 30, 2012 and 2011, respectively.